Santos, P. da C. e Estender, A.C. 2018. The importance of the information system in the company’s adminstrative processes. Refas - Revista Fatec Zona Sul. 4, 4 (ago. 2018), 1–12. DOI:https://doi.org/10.26853/Refas_ISSN-2359-182X_v04n04_07.